package com.wang.gulimall.order.interceptor;

import feign.RequestInterceptor;
import feign.RequestTemplate;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import javax.servlet.http.HttpServletRequest;


//远程调用若没有携带id的话出现cookie丢失
@Configuration
public class FeignInterceptor {

    @Bean
    public RequestInterceptor requestInterceptor() {

        return new RequestInterceptor() {
            @Override
            public void apply(RequestTemplate requestTemplate) {
                ServletRequestAttributes requestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
                if (requestAttributes != null) {
                    HttpServletRequest request = requestAttributes.getRequest();
                    requestTemplate.header("Cookie", request.getHeader("Cookie"));
                }
            }
        };
    }

}
